Please download the dossier by clicking on the dossier button x
×

Wireless seatbelt buckle switch harvesting energy and method therefor

  • US 7,383,911 B2
  • Filed: 09/19/2003
  • Issued: 06/10/2008
  • Est. Priority Date: 09/19/2003
  • Status: Expired due to Fees
First Claim
Patent Images

1. A device for an automotive vehicle comprising:

  • a seatbelt having a buckled state and an unbuckled state;

    a self-powered wireless switch assembly coupled to the seatbelt, the self-powered wireless switch assembly comprising an energy harvesting element generating electrical power, a capacitor storing power received from the energy harvesting element, and a wireless transmitter transmitting a wireless status signal corresponding to the buckled state and the unbuckled state;

    a receiver receiving a wireless signal; and

    an electrical request signal generated by the receiver requesting the wireless status signal.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×